2026-05-18 Gabriele Gorla <gorlik@yahoo.com>
    * support/regression/MakeList,
      support/regression/cases/Makefile.in:
      Enable several regression tests.

2026-05-17 Gabriele Gorla <gorlik@yahoo.com>

    * device/lib/mos65c02/labs.s:
      Really checking in labs.s.
    * src/mos6502/gen.c,
      src/mos6502/tempops.c:
      Fix small performance regression from r16535.
    * tests/smallserpent.c.in:
      Disable warning 147.
    * src/mos6502/gen.c,
      src/mos6502/genor.c,
      src/mos6502/genminus.c:
      Comsetic changes.

2026-05-16 Gabriele Gorla <gorlik@yahoo.com>

	* support/regression/tests/serpent.c.in:
      Disable warning 147.
	* support/regression/tests/bug-3129.c,
      support/regression/MakeList:
      Disable bug-3129 for mos6502 (stack too small).
    * src/mos6502/gen.c,
      src/mos6502/gen.h,
      src/mos6502/genand.c,
      src/mos6502/genlshift.c,
      src/mos6502/genminus.c,
      src/mos6502/genor.c,
      src/mos6502/genplus.c,
      src/mos6502/genrot.c,
      src/mos6502/genrshift.c,
      src/mos6502/genxor.c,
      src/mos6502/ralloc.h,
      src/mos6502/stackops.c,
      src/mos6502/tempops.c:
      Fix bug #3851

2026-05-16 Philipp Klaus Krause <philipp@colecovision.eu>

	* src/pdk/gen.c,
	  support/regression/tests/bug-2903.c:
	  Fix bug #3987.
	* src/z80/gen.c,
	  support/regression/tests/bug-3988.c:
	  Fix bug #3988.

2026-05-15 Philipp Klaus Krause <philipp@colecovision.eu>

	* support/regression/tests/bug-1981238.c,
	  support/regression/tests/bug-880197.c,
	  support/regression/tests/bug1723128.c,
	  support/regression/tests/bug1839321.c,
	  support/regression/tests/bug1921073.c,
	  support/regression/tests/bug1928022.c,
	  support/regression/tests/bug2655200.c,
	  support/regression/tests/bug2783061.c,
	  support/regression/tests/bug2989562.c,
	  support/regression/tests/bug3027957.c,
	  support/regression/tests/bug3444293.c,
	  support/regression/tests/gcc-torture-execute-20000419-1.c,
	  support/regression/tests/gcc-torture-execute-20000706-1.c,
	  support/regression/tests/gcc-torture-execute-931004-1.c,
	  support/regression/tests/gcc-torture-execute-931004-11.c,
	  support/regression/tests/gcc-torture-execute-930208-1.c,
	  support/regression/tests/gcc-torture-execute-931004-1.c,
	  support/regression/tests/gcc-torture-execute-inst-check.c,
	  support/regression/tests/gcc-torture-execute-930719-1.c:
	  Do not emit some expected warnings in regtest output.
	* src/SDCCgenconstprop.cc:
	  Improve generalized constant porpagation analysis for global objects to fix false positive warnings about array length.
	* src/SDCCopt.c,
	  support/regression/tests/bug-3985.c:
	  Fix bug #3985.
	* src/pdk/gen.c,
	  support/regression/tests/bug-2903.c:
	  Fix bug #2903.

2026-05-10 Gabriele Gorla <gorlik@yahoo.com>

	* src/mos6502/peep.c,
	  src/mos6502/main.c:
	  Use opcode table in mos6502SurelyWritesFlag().
	* src/mos6502/gen.c:
	  Improve genIPush() and genPointerPush().
	* src/mos6502/gen.c:
	  Use CPX and CPY in genCmp() when possible.
	* src/mos6502/gen.h,
	  src/mos6502/gen.c:
	  Refactor genIfxJump().
	* src/mos6502/peeph.def:
	  Fix bug in dead load elimination.
	* src/mos6502/gen.c,
	  src/mos6502/genor.c,
	  src/mos6502/genand.c,
	  src/mos6502/peeph.def:
	  Add branch always and branch never to genIfxJump().